#include <Eigen/Dense>
#include <iostream>

using namespace std;
int
main()
{
	Eigen::MatrixXf mat(2, 4);
	Eigen::VectorXf v(2);

	mat << 1, 2, 6, 9, 3, 1, 7, 2;

	v << 0, 1;

	// add v to each column of m
	mat.colwise() += v;

	std::cout << "Broadcasting result: " << std::endl;
	std::cout << mat << std::endl;
}
